:root{--bg:#101b2d;--panel:#18263b;--panel-2:#203048;--line:#ffffff16;--text:#eef3f9;--muted:#a8b6ca;--mint:#89e6c5;--blue:#9dbffc;--gold:#f5d68b;--purple:#c2b1f9;--coral:#ffb09e;--paper:#f5f2ea;--ink:#253247;--radius:22px;--font:Tahoma,Arial,"Noto Sans Arabic",sans-serif}
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var(--line);background:#101b2de8}.header-inner{max-width:1200px;margin:auto;padding:20px 32px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:13px;text-align:right;background:none;padding:0}.brand-icon{width:48px;height:48px;border:1px solid #89e6c549;border-radius:15px;display:grid;place-items:center;color:var(--mint);background:#89e6c508}.brand-icon svg{width:33px;height:33px}.brand strong{display:block;font-size:16px}.brand small{display:block;font-size:11px;color:var(--muted);letter-spacing:.3px}.header-nav{display:flex;gap:18px;align-items:center}.nav-button{background:transparent;padding:7px 0;font-size:13px;display:flex;align-items:center;gap:8px;color:var(--muted)}.nav-button:hover{color:var(--mint)}.nav-symbol{font-size:23px}.help-button,.icon-button{width:38px;height:38px;background:#ffffff07;border:1px solid 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svg{width:15px;height:15px}.pill.mint{color:var(--mint);border-color:#89e6c529;background:#89e6c506}.hero-art{min-height:240px;position:relative;display:grid;place-items:center}.orbit{position:absolute;width:240px;height:240px;border:1px dashed #89e6c535;border-radius:50%;transform:rotate(-10deg)}.orbit:after{content:'';width:190px;height:190px;border:1px solid #ffffff06;border-radius:50%;position:absolute;inset:24px}.hero-shield{display:grid;place-items:center;width:148px;height:158px;background:linear-gradient(135deg,#89e6c51c,#89e6c503);border:1px solid #89e6c540;border-radius:42px 42px 70px 70px;box-shadow:0 24px 65px #0003;transform:rotate(8deg)}.hero-shield svg{width:85px;height:85px;color:var(--mint);transform:rotate(-8deg)}.floating-file{position:absolute;display:flex;gap:10px;align-items:center;background:#21324b;border:1px solid #ffffff1b;border-radius:13px;padding:9px 13px;box-shadow:0 12px 30px #0003;font-size:12px;line-height:1.7}.floating-file 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var(--line)}.result-buttons{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:22px 0 35px}.review-title{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:0 0 13px}.review-title h2{font-size:17px}.review-title span{font-size:11px;color:var(--muted)}.review-row{margin-top:10px;border:1px solid var(--line);border-radius:12px;background:#ffffff02;overflow:hidden}.review-row summary{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 17px;font-size:12px;cursor:pointer;list-style:none}.review-row summary::-webkit-details-marker{display:none}.review-row summary span{display:flex;gap:9px;align-items:center}.review-row summary svg{width:17px;height:17px}.review-row .review-state{font-size:10px;flex:none;color:var(--mint)}.review-row.missed .review-state{color:var(--coral)}.review-detail{padding:0 17px 16px;font-size:12px;color:var(--muted);line-height:2.1;border-top:1px solid #ffffff07}.review-detail p{margin-top:10px}.review-detail strong{font-size:12px;color:var(--gold);font-weight:normal}.confetti{position:absolute;inset:0;pointer-events:none}.confetti i{position:absolute;width:5px;height:9px;background:var(--mint);animation:fall 1.8s ease-out both;top:-15px;opacity:0}.confetti i:nth-child(3n){background:var(--gold)}.confetti i:nth-child(2n){background:var(--blue)}@keyframes fall{0%{transform:translateY(0) rotate(0);opacity:0}15%{opacity:.8}100%{transform:translateY(350px) rotate(320deg);opacity:0}}dialog{width:min(680px,calc(100% - 32px));max-height:85svh;background:#18263b;color:var(--text);border:1px solid #ffffff24;border-radius:23px;padding:25px;box-shadow:0 30px 150px #0008;line-height:1.95}dialog::backdrop{background:#06101acd;backdrop-filter:blur(5px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:17px}.dialog-head h2{font-size:21px}.dialog-head .icon-button{font-size:24px;flex:none}.dialog-lead{font-size:13px;color:var(--muted);line-height:2.1;margin-bottom:18px}.source-card{padding:15px 17px;border:1px solid var(--line);border-radius:13px;background:#ffffff03;margin:11px 0}.source-card h3{font-size:13px;color:var(--gold)}.source-card p{font-size:11px;line-height:2;color:var(--muted);margin:6px 0}.source-card a{font-size:11px}.reference-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin:17px 0}.reference-item{border:1px solid #89e6c528;padding:13px 15px;border-radius:12px;background:#89e6c504}.reference-item strong{font-size:24px;color:var(--mint);font-family:Arial,sans-serif;display:block;direction:ltr;text-align:right}.reference-item span{font-size:11px;color:var(--muted)}.note{padding:13px 16px;border:1px solid #f5d68b28;border-radius:12px;color:#dfcdab;background:#f5d68b05;font-size:11px;margin:15px 0;line-height:2}.help-list{padding-right:22px;margin:0;font-size:13px;color:var(--muted)}.help-list li{padding:7px 0}.help-list strong{color:var(--text)}.danger{border-color:#ffb09e40;color:var(--coral)}.dialog-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end;margin-top:23px}.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,20px);opacity:0;transition:opacity .2s,transform .2s;z-index:30;background:#e8f9f0;color:#173a31;padding:10px 18px;border:1px solid #a4e4c6;border-radius:12px;box-shadow:0 10px 30px #0003;max-width:calc(100% - 32px);font-size:12px;pointer-events:none;text-align:center}.toast.show{transform:translate(-50%,0);opacity:1}.noscript{margin:30px;padding:30px;text-align:center;color:var(--gold)}
@media(min-width:1150px){.screen{padding-top:40px}.hero-art{min-height:270px}.hero{padding-bottom:45px}}
@media(max-width:1000px){.dashboard{grid-template-columns:minmax(0,1fr) 275px;gap:19px}.level-card{padding:15px}.level-list:before{right:42px}.mission-panel{padding:19px}.hero{gap:10px}.hero h1{font-size:39px}.file-one{right:0}.file-three{right:0}.hero-copy{font-size:14px}}
@media(max-width:780px){.header-inner{padding:17px 22px}.screen{padding:23px 22px 35px}.hero{grid-template-columns:minmax(0,1fr) 190px;padding-bottom:29px;gap:5px}.hero h1{font-size:32px}.hero-art{min-height:230px}.orbit{width:185px;height:185px}.orbit:after{width:140px;height:140px;inset:21px}.hero-shield{width:116px;height:132px;border-radius:33px 33px 50px 50px}.hero-shield svg{width:68px;height:68px}.floating-file{padding:6px 9px;font-size:10px;gap:6px}.file-one{top:22px;right:-10px}.file-two{bottom:25px;left:-7px}.file-three{display:none}.hero-meta{gap:7px}.pill{font-size:10px;padding:6px 9px}.dashboard{display:flex;flex-direction:column;gap:24px}.path-section{width:100%}.side-stack{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:13px;order:-1}.mission-panel{grid-column:1/-1;display:grid;grid-template-columns:1fr auto;gap:0 18px;padding:20px 23px}.mission-panel .panel-label,.mission-panel h2,.mission-panel p{grid-column:1}.mission-panel .primary{grid-column:2;grid-row:2/4;align-self:center;margin:0;width:auto;min-width:150px}.mission-panel p{margin-top:4px}.mission-panel h2{font-size:20px}.mission-panel .subtle-button{grid-column:2;grid-row:4}.stats-panel{padding:17px}.stats-panel h3{margin-bottom:12px}.quick-card{padding:17px}.quick-actions{flex-direction:column;margin-top:10px;gap:6px}.quick-actions .secondary{min-height:34px}.site-footer{padding:19px 22px}.hero-copy{font-size:13px}.game-wrap{max-width:100%}.level-intro{padding:27px}.level-intro h1{font-size:27px}}
@media(max-width:560px){body{font-size:14px}.header-inner{padding:14px 18px;gap:10px}.brand-icon{width:40px;height:40px;border-radius:12px}.brand-icon svg{width:29px;height:29px}.brand{gap:9px}.brand strong{font-size:14px}.brand small{font-size:10px}.header-nav{gap:12px}.nav-button{font-size:10px;gap:5px}.nav-symbol{font-size:19px}.help-button{width:31px;height:31px;font-size:16px}.screen{padding:24px 18px 30px}.hero{display:block;padding:0 0 23px}.hero-art{display:none}.eyebrow{font-size:10px}.hero h1{font-size:34px;margin-top:10px;letter-spacing:-.5px}.hero-copy{font-size:12px;line-height:2.1;margin-top:10px;max-width:100%}.hero-meta{margin-top:17px;gap:7px}.hero-meta .pill{font-size:10px}.side-stack{gap:11px}.mission-panel{padding:18px;gap:0 12px}.mission-panel h2{font-size:17px}.mission-panel p{font-size:10px}.mission-panel .primary{font-size:11px;min-width:114px;padding:10px 12px;min-height:44px}.mission-panel .primary svg{width:17px}.mission-panel .subtle-button{font-size:9px}.panel-label{font-size:9px}.stats-panel{padding:14px 11px}.stats-panel h3{font-size:11px}.stats-grid{gap:4px}.stat strong{font-size:22px}.stat span{font-size:8px}.save-caption{font-size:8px;gap:3px}.quick-card{padding:14px 11px}.quick-heading{gap:7px!important}.quick-heading>svg{width:19px}.quick-heading h3{font-size:11px}.quick-card p{font-size:9px;line-height:1.9}.quick-actions .secondary{font-size:9px;padding:6px;min-height:32px;gap:5px}.quick-actions .secondary svg{width:14px}.path-top{align-items:flex-start;gap:8px;margin-bottom:14px}.section-title{font-size:17px}.section-sub{font-size:10px}.segment{padding:3px;margin-top:4px}.segment button{font-size:9px;padding:6px 9px}.level-card{min-height:94px;padding:14px 12px;gap:11px;border-radius:15px}.level-info h3{font-size:14px;line-height:1.8}.level-info p{font-size:9px;line-height:1.7}.level-icon{width:44px;height:48px;border-radius:12px}.level-icon svg{width:23px;height:23px}.level-list:before{right:34px}.level-caption{font-size:9px;gap:5px}.level-end{width:31px}.level-end svg{width:17px}.stars{font-size:11px;gap:1px}.level-best{font-size:8px}.play-preferences{padding:12px;gap:11px}.switch-label{font-size:10px}.preferences-copy{font-size:9px;min-width:120px}.reset-button{font-size:9px}.site-footer{font-size:9px;flex-direction:column;gap:4px;padding:18px;line-height:1.9}.breadcrumbs{font-size:10px;gap:7px;margin-bottom:18px}.game-heading h1{font-size:15px}.game-type{font-size:10px;gap:5px}.run-stats{gap:8px}.run-points{font-size:11px}.run-points svg{width:14px}.timer{padding:3px 7px;font-size:11px;min-width:53px}.progress-track{margin:14px 0 20px;gap:10px}.question-count{font-size:10px}.question-block h2{font-size:22px}.question-block p{font-size:14px;line-height:2.1}.case-file-header{padding:10px 14px}.case-file-content{padding:14px 16px 17px}.case-file-content p{font-size:14px;line-height:2.1}.case-file-content h2{font-size:12px}.case-facts{gap:8px;padding-top:11px;margin-top:10px}.case-facts dt{font-size:9px}.case-facts dd{font-size:11px}.answer-grid{grid-template-columns:1fr;gap:9px}.answer-option{min-height:62px;padding:12px;font-size:12px;gap:10px;line-height:1.95;border-radius:12px}.option-number{width:27px;height:27px}.answer-label{font-size:10px;margin-top:10px}.number-field input{min-height:62px;font-size:24px;padding:13px 17px}.game-actions{margin-top:19px;align-items:center;gap:8px}.game-actions .primary{font-size:12px;padding:11px 15px;min-height:45px}.hint-button{font-size:10px;gap:5px;max-width:140px}.assumptions{font-size:9px;line-height:2}.feedback{padding:17px;margin-top:19px}.feedback h2{font-size:16px}.feedback p{font-size:12px}.correct-answer{font-size:11px}.source-line{font-size:9px}.next-action .primary{width:100%;font-size:12px}.level-intro{padding:24px 18px;margin-top:7px}.intro-icon{width:72px;height:72px;border-radius:22px}.intro-icon svg{width:35px;height:35px}.level-intro h1{font-size:24px}.level-intro p{font-size:12px;line-height:2.1}.brief-rules{font-size:10px;gap:10px 15px}.topics{gap:7px}.intro-buttons{gap:8px}.intro-buttons .primary,.intro-buttons .secondary{font-size:11px;padding:11px 14px}.result-hero h1{font-size:25px}.result-hero p{font-size:12px}.result-stats{padding:17px 8px}.result-stats .stat strong{font-size:26px}.result-stats .stat span{font-size:9px}.result-buttons{gap:8px}.result-buttons .primary,.result-buttons .secondary{font-size:11px;padding:10px 14px}.review-title h2{font-size:15px}.review-title span{font-size:10px}.review-row summary{padding:12px;font-size:11px}.review-row .review-state{font-size:9px}.review-detail{padding:0 12px 14px;font-size:11px}dialog{padding:20px 17px;width:calc(100% - 26px);border-radius:19px}.dialog-head h2{font-size:18px}.dialog-lead{font-size:12px}.source-card{padding:13px}.source-card h3{font-size:12px}.reference-item{padding:11px}.reference-item strong{font-size:22px}.help-list{font-size:12px}.dialog-actions .secondary,.dialog-actions .primary{font-size:11px}.toast{bottom:18px;font-size:11px;min-width:220px}}
@media(max-width:350px){.screen{padding-right:13px;padding-left:13px}.header-inner{padding-right:13px;padding-left:13px}.nav-button .nav-symbol{display:none}.hero h1{font-size:30px}.hero-meta{gap:5px}.hero-meta .pill{font-size:9px;padding:5px 7px}.mission-panel{display:block}.mission-panel .primary{margin-top:13px;width:100%}.mission-panel .subtle-button{margin-top:7px}.side-stack{grid-template-columns:1fr}.stats-grid .stat span{font-size:10px}.stats-panel{padding:16px}.quick-actions{flex-direction:row}.section-title{font-size:15px}.segment button{padding:6px 7px}.case-facts{grid-template-columns:1fr}.game-heading{align-items:flex-start}.run-stats{flex-wrap:wrap;justify-content:flex-end}.reference-grid{gap:8px}}
@media(max-width:560px){.stats-panel .stat strong{font-size:19px;letter-spacing:-.4px}.stats-panel .stat>span{white-space:normal;display:block;line-height:1.8}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

.tools-return { text-decoration: none; }
@media (max-width: 420px) { .tools-return { font-size: 11px; padding-inline: 5px; } }